He started his career in 1990; however, it was not until 1992 that he released his professional debut album titled K-One, promoted by Alireza Amirghassemi, and also with support of Persian super star Leila Forouhar.

[11] In a 2005 interview with Tapesh, Kashani talked about his childhood, about his parents' divorce and his mom's short marriage to Googoosh's first husband.

Kashani also, in this interview, blamed Taraneh Records for not promoting his new album Khoshalam enough and delaying its release.

His claim was dismissed by the owner of Taraneh, Vartan Avenassian, who cited immaturity of the singer as cause of their tense relationship.

[12] In August 2006, Kashani's new music video from his latest album Game Over (directed by élan productions), was aired on all Persian satellite channels.